WO1996004323A3 - Gas phase production of polydienes - Google Patents
Gas phase production of polydienes Download PDFInfo
- Publication number
- WO1996004323A3 WO1996004323A3 PCT/US1995/009827 US9509827W WO9604323A3 WO 1996004323 A3 WO1996004323 A3 WO 1996004323A3 US 9509827 W US9509827 W US 9509827W WO 9604323 A3 WO9604323 A3 WO 9604323A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gas phase
- polydienes
- polymerization zone
- phase production
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/34—Polymerisation in gaseous state
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/06—Antimigraine agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/1818—Feeding of the fluidising gas
- B01J8/1827—Feeding of the fluidising gas the fluidising gas being a reactant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/1872—Details of the fluidised bed reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/14—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/14—Monomers containing five or more carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
- C08F210/18—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F36/04—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F36/04—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
- C08F36/06—Butadiene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Materials Engineering (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pain & Pain Management (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Polymerisation Methods In General (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Polymerization Catalysts (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pyrane Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Inorganic Fibers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Catalysts (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR9508517A BR9508517A (en) | 1994-08-02 | 1995-08-02 | Process for the production of polybutadiene or polyisoprene granular particles of polybutadiene or polyisoprene tire molded article extruded article method for the preparation of a rare earth metal catalyst and catalyst system |
| AT95928725T ATE197055T1 (en) | 1994-08-02 | 1995-08-02 | METHOD FOR GAS PHASE POLYMERIZATION |
| MX9700804A MX9700804A (en) | 1994-08-02 | 1995-08-02 | POLYDENE PRODUCTION THROUGH THE GAS PHASE. |
| EP95928725A EP0773965B1 (en) | 1994-08-02 | 1995-08-02 | Gas phase production of polydienes |
| AU32373/95A AU692586B2 (en) | 1994-08-02 | 1995-08-02 | Gas phase production of polydienes |
| DE69519171T DE69519171T2 (en) | 1994-08-02 | 1995-08-02 | GAS PHASE POLYMERIZATION METHOD |
| PL95318524A PL318524A1 (en) | 1994-08-02 | 1995-08-02 | Method of obtaining polydienes in gaseous phase |
| KR1019970700761A KR100256717B1 (en) | 1994-08-02 | 1995-08-02 | Gas phase manufacturing method of polydiene |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US284,797 | 1994-08-02 | ||
| US08284797 US5453471B1 (en) | 1994-08-02 | 1994-08-02 | Gas phase polymerization process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO1996004323A2 WO1996004323A2 (en) | 1996-02-15 |
| WO1996004323A3 true WO1996004323A3 (en) | 1996-04-04 |
Family
ID=23091570
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/US1995/009826 Ceased WO1996004322A1 (en) | 1994-08-02 | 1995-08-02 | Gas phase production of polydienes |
| PCT/US1995/009832 Ceased WO1996004321A1 (en) | 1994-08-02 | 1995-08-02 | Gas phase polymerization process |
| PCT/US1995/009827 Ceased WO1996004323A2 (en) | 1994-08-02 | 1995-08-02 | Gas phase production of polydienes |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/US1995/009826 Ceased WO1996004322A1 (en) | 1994-08-02 | 1995-08-02 | Gas phase production of polydienes |
| PCT/US1995/009832 Ceased WO1996004321A1 (en) | 1994-08-02 | 1995-08-02 | Gas phase polymerization process |
Country Status (22)
| Country | Link |
|---|---|
| US (3) | US5453471B1 (en) |
| EP (6) | EP0856531A3 (en) |
| JP (4) | JP3819933B2 (en) |
| KR (4) | KR100256717B1 (en) |
| CN (3) | CN1069323C (en) |
| AT (4) | ATE240978T1 (en) |
| AU (3) | AU687604B2 (en) |
| BR (3) | BR9508515A (en) |
| CA (4) | CA2196675A1 (en) |
| CZ (3) | CZ32097A3 (en) |
| DE (4) | DE69519171T2 (en) |
| ES (4) | ES2143062T3 (en) |
| FI (1) | FI970457A7 (en) |
| HU (3) | HUT78022A (en) |
| MX (3) | MX9700804A (en) |
| MY (1) | MY115976A (en) |
| NO (1) | NO970464L (en) |
| PL (3) | PL318527A1 (en) |
| SK (1) | SK14897A3 (en) |
| TW (3) | TW311142B (en) |
| WO (3) | WO1996004322A1 (en) |
| ZA (3) | ZA956458B (en) |
Families Citing this family (389)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6025448A (en) | 1989-08-31 | 2000-02-15 | The Dow Chemical Company | Gas phase polymerization of olefins |
| US6538080B1 (en) | 1990-07-03 | 2003-03-25 | Bp Chemicals Limited | Gas phase polymerization of olefins |
| US5733988A (en) * | 1994-06-29 | 1998-03-31 | Union Carbide Chemicals & Plastics Technology Corporation | Process for reducing polymer build-up in recycle lines and heat exchangers during polymerizations employing butadiene, isoprene, and/or styrene |
| US5453471B1 (en) | 1994-08-02 | 1999-02-09 | Carbide Chemicals & Plastics T | Gas phase polymerization process |
| US5859156A (en) * | 1995-08-31 | 1999-01-12 | The Goodyear Tire & Rubber Company | Vapor phase synthesis of rubbery polymers |
| US5652304A (en) * | 1995-08-31 | 1997-07-29 | The Goodyear Tire & Rubber Company | Vapor phase synthesis of rubbery polymers |
| CA2190301A1 (en) | 1995-11-22 | 1997-05-23 | Robert Joseph Noel Bernier | Curable ethylene-alpha olefin-diene elastomer |
| CA2190678A1 (en) | 1995-11-22 | 1997-05-23 | Robert Joseph Noel Bernier | Process for preparing elastomeric compounds from granular elastomers and polymers and articles manufactured therefrom |
| CA2190302A1 (en) | 1995-11-22 | 1997-05-23 | Gregory George Smith | Process for preparing vulcanizable elastomeric compounds from granular elastomer blends and elastomeric articles manufactured therefrom |
| CA2191383A1 (en) | 1995-12-01 | 1997-06-02 | Union Carbide Chemicals & Plastics Technology Corporation | Olefin polymerization catalyst compositions |
| TR199601005A2 (en) | 1995-12-15 | 1997-07-21 | Union Carbide Chem Plastic | The method for the production of long chain, branched polyolefins. |
| EP0814100A1 (en) * | 1996-06-21 | 1997-12-29 | Bp Chemicals S.N.C. | Polymerisation process |
| EP0803519A1 (en) * | 1996-04-26 | 1997-10-29 | Bp Chemicals S.N.C. | Polymerisation process |
| US5693727A (en) * | 1996-06-06 | 1997-12-02 | Union Carbide Chemicals & Plastics Technology Corporation | Method for feeding a liquid catalyst to a fluidized bed polymerization reactor |
| US6211310B1 (en) | 1997-06-05 | 2001-04-03 | Union Carbide Chemicals & Plastics Technology Corporation | Manufacture of stereoregular polymers |
| EP0906343B1 (en) | 1996-06-17 | 2001-04-18 | Exxon Chemical Patents Inc. | Mixed transition metal catalyst systems for olefin polymerization |
| US6759499B1 (en) * | 1996-07-16 | 2004-07-06 | Exxonmobil Chemical Patents Inc. | Olefin polymerization process with alkyl-substituted metallocenes |
| US5731381A (en) * | 1996-11-01 | 1998-03-24 | Union Carbide Chemicals & Plastics Technology Corporation | Termination of gas phase polymerizations of conjugated dienes, vinyl-substituted aromatic compounds and mixtures thereof |
| US5763541A (en) * | 1996-12-04 | 1998-06-09 | Union Carbide Chemicals & Plastics Technology Corporation | Process for feeding particulate material to a fluidized bed reactor |
| JP3710247B2 (en) * | 1997-04-10 | 2005-10-26 | 三井化学株式会社 | Gas phase polymerization equipment |
| FI111846B (en) | 1997-06-24 | 2003-09-30 | Borealis Tech Oy | Process and apparatus for preparing mixtures of polypropylene |
| AU8382698A (en) * | 1997-07-08 | 1999-02-08 | Union Carbide Chemicals & Plastics Technology Corporation | Method for reducing sheeting during olefin polymerization |
| WO1999003901A1 (en) * | 1997-07-16 | 1999-01-28 | Union Carbide Chemicals & Plastics Technology Corporation | Low bed-level transition, start-up, and reactor residence time control using sound waves |
| US6063877A (en) * | 1997-07-31 | 2000-05-16 | Union Carbide Chemicals & Plastics Technology Corporation | Control of gas phase polymerization reactions |
| US6001478A (en) * | 1997-08-08 | 1999-12-14 | Union Carbide Chemicals & Plastics Technology Corporation | Resin particle produced by diene polymerization with rare earth and transition metal catalysts |
| US6004677A (en) * | 1997-08-08 | 1999-12-21 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase production of polydienes with pre-activated nickel catalysts |
| US7232871B2 (en) | 1997-08-12 | 2007-06-19 | Exxonmobil Chemical Patents Inc. | Propylene ethylene polymers and production process |
| US6635715B1 (en) | 1997-08-12 | 2003-10-21 | Sudhin Datta | Thermoplastic polymer blends of isotactic polypropylene and alpha-olefin/propylene copolymers |
| US6921794B2 (en) | 1997-08-12 | 2005-07-26 | Exxonmobil Chemical Patents Inc. | Blends made from propylene ethylene polymers |
| DE19735794A1 (en) * | 1997-08-18 | 1999-02-25 | Bayer Ag | New supported cobalt catalyst, its production and its use for the polymerization of unsaturated compounds |
| US5879805A (en) * | 1997-09-09 | 1999-03-09 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase polymerization of vinylpolybutadiene |
| DE59807820D1 (en) | 1997-09-19 | 2003-05-15 | Bayer Ag | Two-component supported catalysts and their use for gas phase polymerization |
| DE19744710A1 (en) | 1997-10-10 | 1999-04-15 | Bayer Ag | Fluidized bed reactor for gas phase polymerisation |
| DE19754789A1 (en) * | 1997-12-10 | 1999-07-01 | Bayer Ag | Rare earth catalyst supported on an inert organic polymer useful for the polymerization of unsaturated compounds and conjugated dienes in the gas phase |
| DE19801857A1 (en) | 1998-01-20 | 1999-07-22 | Bayer Ag | Catalyst system used in gas phase polymerization of conjugated dienes |
| DE19801859A1 (en) | 1998-01-20 | 1999-07-22 | Bayer Ag | Prevention of instability in gas phase polymerization of rubber |
| AU1320699A (en) * | 1998-03-11 | 1999-09-23 | Union Carbide Chemicals & Plastics Technology Corporation | Reduced sheeting in single-site and single-site like polymerization by employing a chromium containing compound |
| US6136914A (en) * | 1998-03-13 | 2000-10-24 | Bridgestone Corporation | Anionic polymerization initiators for preparing macro-branched diene rubbers |
| US6071847A (en) | 1998-03-13 | 2000-06-06 | Bridgestone Corporation | Gas phase anionic polymerization of diene elastomers |
| US6114475A (en) * | 1998-04-06 | 2000-09-05 | Union Carbide Chemicals & Plastics Technology Corporation | Reactor drying by addition of compound that lowers boiling point of water |
| WO1999059712A1 (en) | 1998-05-15 | 1999-11-25 | Elenac Gmbh | Gaseous phase fluidized-bed reactor |
| US6136919A (en) * | 1998-05-27 | 2000-10-24 | The Goodyear Tire & Rubber Company | Rubber composition and tire having tread thereof |
| US6245868B1 (en) | 1998-05-29 | 2001-06-12 | Univation Technologies | Catalyst delivery method, a catalyst feeder and their use in a polymerization process |
| KR20010052665A (en) | 1998-06-09 | 2001-06-25 | 조셉 에스. 바이크 | Process and Apparatus for Improved Solids Flowability by Reducing the Consolidation Force |
| DE19825589A1 (en) | 1998-06-09 | 1999-12-16 | Elenac Gmbh | Gas phase fluidized bed reactor |
| US6200509B1 (en) | 1998-06-26 | 2001-03-13 | Union Carbide Chemicals & Plastics Technology Corporation | Form of synthetic rubber |
| DE69935815T2 (en) | 1998-07-01 | 2007-12-27 | Exxonmobil Chemical Patents Inc., Baytown | Elastic mixture with crystal polymers and crystallizable polymers of propene |
| DE19835785A1 (en) * | 1998-08-07 | 2000-02-17 | Bayer Ag | High cis diene polymers for tire manufacture obtained by catalytic solution, suspension or gas-phase polymerisation using substituted cyclopentadienyltitanium trichloride compounds, some of which are disclosed as new |
| HUP0004951A3 (en) * | 1998-09-26 | 2002-02-28 | Montell Technology Company Bv | Catalyst components for the polymerization of dienes, catalyst obtained therefrom, and process for the preparation of polydienes, using the same |
| US6403773B1 (en) | 1998-09-30 | 2002-06-11 | Exxon Mobil Chemical Patents Inc. | Cationic group 3 catalyst system |
| US6486088B1 (en) | 1998-10-23 | 2002-11-26 | Exxonmobil Chemical Patents Inc. | High activity carbenium-activated polymerization catalysts |
| EP1159320B1 (en) | 1998-11-02 | 2011-01-12 | Dow Global Technologies Inc. | Shear thinning ethylene/alpha-olefin/diene interpolymers and their preparation |
| US6189236B1 (en) * | 1998-11-05 | 2001-02-20 | Union Carbide Chemicals & Plastics Technology Corporation | Process for drying a reactor system employing a fixed bed adsorbent |
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